1. ABS+ Technology, Video 1080p Format, Jpg Photo, Wav Recording, Support Heart Rate Detection 2. Continuous Recording For 3 Hours And Continuous Recording For 4 Hours 3. Support High-Definition Recording And Video Recording 4. One Machine With Multiple Functions, This Is Not Only A Recorder, But Also A Voice Recorder, And Also A Camera, This Is A Recorder That Integrates Recording, Recording, And Taking Pictures 5. Type-C Interface, Positive And Negative Blind Plug Interface, More Convenient Charging And Transmission Function: ABS+ Technology, Video Recording 1080p Format, JPG Photo Taking, Wav Recording, Heart Rate Detection Support Photo Resolution: 1920*1080 Camera Resolution: 1920*1080 30 Frames Per Second Recording Sampling Rate: 256Kbit Continuous Recording For 3 Hours, Continuous Recording For 4 Hours : 65 Degrees Support High-Definition Recording, Video Recording, Recording Mode: Record When Power On, Save When Power Off The Maximum Number Of Recording Files: 9999 Transmission Interface: Usb 2.0 Recording Distance: The Sound Can Be Recorded If It Is 50 Decibels Recording Format: WMA, WAV Product Size: Length 54mm, Width 28mm, Thickness 16mm+ Strap 125+92mm Recording Time: 3 Hours Video Length: 4 Hours Display: Two-Color Display Number Of Microphones: Two-Way Battery: Lithium Battery 300mah memory size:256GB Colour:black Material:ABS Package Contents: 1 x Recorder 1 x English Manual 1 x Data Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.